Abstracts of the lectures delivered at the 9th Hungarian Congress of Biology, Budapest, 6-7-8. May, 1970.
Contributors: Magyar Biológiai Társaság.; Magyar Tudományos Akadémia.  Demográfiai Bizottság.; Hungary. Központi Statisztikai Hivatal. Népességtudományi Kutató Intézet.; Biológiai Vándorgyűlés, Budapest, 1970.
Series: Publications of the Demographic Research Institute of the Central Statistical Office and of the Committee for Demography of the Hungarian Academy of Sciences ;; 32
Published: 1970
Place of publication: Budapest
Language: eng
Number of pages: 85
Subjects: Biology -- Congresses.
Notes: "Organized by the Hungarian Biological Society, the Demographic Committee of the Hungarian Academy of Sciences, and the Demographic Research Institute of the Central Statistical Office under the auspices of the Hungarian Academy of Sciences."